Highway Engineering Part 2

Page 1 of 4

1.

The highest point on a carriageway is known as

camber

crown

gradient

superelevation

2.

The design life of flexible pavement is

10

12

15

8

3.

Stopping sight distance is always

more than overtaking sight distance

equal to overtaking sight distance

none of the these

less than overtaking sight distance

4.

The surface of highway pavement should be designed to allow

very high rolling resistance

low rolling resistance

high rolling resistance

no rolling resistance

5.

The layer which is constructed above embankment is called

fill

base

sub base

sub grade

6.

The materials not included in highway construction are

Soil

Stone

Dust

Petrol

7.

The equilibrium super elevation required to counteract the centrifugal force fully is given by

V²/ 27.5R

V²/ 75R

V² / 127R

(0.75V)²/ 127R

8.

Camber in the road is provided for

none of these

counteracting the centrifugal force

having proper sight distance

effective drainage

9.

The surface of highway pavement should be designed to allow

very high rolling resistance

high rolling resistance

low rolling resistance

no rolling resistance

10.

As per IRC, the maximum width of a vehicle should be

2.44m

1.58m

3.8m

2m

Page 2 of 4

11.

Coefficient of friction is less when the pavement surface is

dry

smooth and wet

rough

smooth and dry

12.

Which of the following shapes is preferred in a valley curve?

spiral

cubic parabola

lemniscate

simple parabola

13.

The branch of engineering that deals with improvement of traffic performance, traffic studies and traffic network is called

Highway engineering

Traffic management

Traffic engineering

Railway engineering

14.

The surface of the pavement should be

smooth

very rough

sufficient enough to resist skid

rough

15.

For places where there is a passage of flood water then the highway has to be built on

subway

underpass

overpass

embankment

16.

The slope of the line joining the crown and edge of the road surface is known as

cross fall

camber

cross slope

any of these

17.

Nagpur road plan formulae were prepared by assuming

rectangular or block road pattern

radial or star and block road pattern

radial or star and circular road pattern

radial or star and grid road pattern

18.

If ruling gradient is 1 in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be

6%

5%

4%

3%

19.

Enoscope is used to find

average speed

time-mean speed

spot speed

space-mean speed

20.

The shape of the chamber, best suited for cement concrete pavements is

straight line

parabolic

elliptical

combination of straight and parabolic

Page 3 of 4

21.

On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be

zero

more than the pressure on inner wheels

less than the pressure on inner wheels

equal to the pressure on inner wheels

22.

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

1 in 48

1in 36

1 in 60

1 in 30

23.

In a proposed alignment the type of soil which will not be preferred is

hard rock

soft rock

all of these

ordinary soil

24.

Which of the following requirement is given most importance in highway design?

functional

seasonal

maintenance

structural

25.

The maximum design gradient for vertical profile of a road is

minimum gradient

exceptional gradient

limiting gradient

ruling gradient

26.

Camber in the road is provided for

counteracting the centrifugal force

having proper sight distance

all of these

effective drainage

27.

The maximum allowable super elevation is

1 in 12

1 in 30

1 in 18

1 in 15

28.

For highway geometric design purposes the speed used is

50th percentile

15th percentile

85th percentile

98th percentile

29.

The desirable length of overtaking zone as per IRC recommendation is equal to

two times the overtaking sight distance

five times the overtaking sight distance

three times the overtaking sight distance

overtaking sight distance

30.

Which of the following roads are congested during peak hours?

express ways

highways

rural roads

urban roads

Page 4 of 4

31.

The transition curve used in the horizontal alignment of highways as per IRC recommendations is

lemniscate

cubic parabola

any of these

spiral

32.

The camber of road should be approximately equal to

two times the longitudinal gradient

longitudinal gradient

three times the longitudinal gradient

half the longitudinal gradient

33.

The value of ruling gradient in plains as per IRC recommendation is

1 in 20

1 in 30

1 in 15

1 in 12

34.

In India for design of roads pedestrian is considered as

essential part of traffic

controller of traffic

element of traffic

intruder in traffic

35.

As per IRC the carriage way width for two lane traffic should be

15 m

12.5 m

7.5 m

10 m

36.

For the design of superelevation for mixed traffic conditions, the speed is reduced by

25%

15%

20%

75%

37.

Reaction time of a driver

is same for all speeds

increases with increase in speed

none of these

decreases with increase in speed

38.

The sequence of four stages of survey in a highway alignment is

map study, reconnaissance, preliminary survey and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

39.

The alignment of road should cross the series of hills through

ridge

valley

saddle

none of these

40.

The steepest gradient in ordinary condition should not exceed

floating gradient

exceptional gradient

maximum gradient

ruling gradient

Highway Engineering Part 2

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